Re: [PATCH v3 0/4] fetch/receive: use batched reference updates

>> Not an issue with this series at all, but one thing I wondered is if
>> it makes sense to change the type of strmap_get/strmap_put to deal
>> with "const void *".  That way, it would not be necessary to cast
>> away the constness like so:
>>
>>>     -+	strmap_put(failed_refs, refname, ref_transaction_error_msg(err));
>>>     ++	strmap_put(failed_refs, refname, (char *)ref_transaction_error_msg(err));
>>
>> without harming the other side, namely
>>
>>>     @@ builtin/receive-pack.c: static void BUG_if_skipped_connectivity_check(struct com
>>>      +		if (reported_error)
>>>      +			cmd->error_string = reported_error;
>>>      +		else if (strmap_contains(&failed_refs, cmd->ref_name))
>>>     -+			cmd->error_string = xstrdup(strmap_get(&failed_refs, cmd->ref_name));
>>>     ++			cmd->error_string = strmap_get(&failed_refs, cmd->ref_name);
>>
>> this piece of code.
>>
>> It may not make sense, and even if it did, of course, it is totally
>> outside of this series.
>>
>> Thanks.
>
> It definitely does, The only other typecast I did find for `strmap_put`
> was within 'strmap.h'. Nevertheless, I think it makes sense to make that
> change. strmap shouldn't modify the data provided. Perhaps #leftoverbits.